2531242151222 has 8 divisors (see below), whose sum is σ = 3800262391536. Its totient is φ = 1264488020712.

The previous prime is 2531242151153. The next prime is 2531242151233. The reversal of 2531242151222 is 2221512421352.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 566524658 + ... + 566529125.

It is an arithmetic number, because the mean of its divisors is an integer number (475032798942).

Almost surely, 2^{2531242151222} is an apocalyptic number.

2531242151222 is a deficient number, since it is larger than the sum of its proper divisors (1269020240314).

2531242151222 is a wasteful number, since it uses less digits than its factorization.

2531242151222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1133054902.

The product of its digits is 19200, while the sum is 32.

Adding to 2531242151222 its reverse (2221512421352), we get a palindrome (4752754572574).

The spelling of 2531242151222 in words is "two trillion, five hundred thirty-one billion, two hundred forty-two million, one hundred fifty-one thousand, two hundred twenty-two".